參數(shù)資料
型號(hào): ICS8422004-01I
英文描述: FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
中文描述: FEMTOCLOCKS⑩晶體對(duì)LVHSTL頻率合成器
文件頁(yè)數(shù): 10/13頁(yè)
文件大小: 195K
代理商: ICS8422004-01I
8422004AGI-01
www.icst.com/products/hiperclocks.html
REV. B NOVEMBER 14, 2005
10
Integrated
Circuit
Systems, Inc.
ICS8422004I-01
F
EMTO
C
LOCKS
C
RYSTAL
-
TO
-
LVHSTL F
REQUENCY
S
YNTHESIZER
PRELIMINARY
3. Calculations and Equations.
The purpose of this section is to derive the power dissipated into the load.
LVHSTL output driver circuit and termination are shown in
Figure 3.
T
o calculate worst case power dissipation into the load, use the following equations which assume a 50
Ω
load.
Pd_H is power dissipation when the output drives high.
Pd_L is the power dissipation when the output drives low.
Pd_H = (V
OH_MIN
/R
L
) * (V
DD_MAX
- V
OH_MIN
)
Pd_L = (V
OL_MAX
/R
L
) * (V
DD_MAX
- V
OL_MAX
)
Pd_H = (1V/50
Ω
) * (2V - 1V) =
20mW
Pd_L = (0.4V/50
Ω
) * (2V - 0.4V) =
12.8mW
Total Power Dissipation per output pair = Pd_H + Pd_L =
32.8mW
F
IGURE
3. LVHSTL D
RIVER
C
IRCUIT
AND
T
ERMINATION
V
DDO
V
OUT
RL
50
Ω
Q1
相關(guān)PDF資料
PDF描述
ICS8422004AGI-01 FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
ICS8422004AGI-01LF FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
ICS8422004AGI-01LFT FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
ICS8422004AGI-01T FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
ICS8422004AGI FEMTOCLOCKS⑩ LVCMOS/CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICS8422004AGI 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS? LVCMOS/CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
ICS8422004AGI-01 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
ICS8422004AGI-01LF 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
ICS8422004AGI-01LFT 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER
ICS8422004AGI-01T 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS⑩ CRYSTAL-TO-LVHSTL FREQUENCY SYNTHESIZER